<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.2.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-Zenh87qX5JnK2Jl0vWa8Ck2rdkQ2Bzep5IDxbcnCeuOxjzrPF/et3URy9Bv1WTRi" crossorigin="anonymous">
</head>
<body>
<form action="/login" method="post">
    <div class="mb-3">
        <label for="exampleInputEmail1" class="form-label">用户名</label>
        <input type="text" class="form-control" id="exampleInputEmail1" name="username">
    </div>
    <div class="mb-3">
        <label for="exampleInputPassword1" class="form-label">密码</label>
        <input type="password" class="form-control" id="exampleInputPassword1" name="password">
    </div>
    <button type="submit" class="btn btn-primary">Submit</button>
</form>
</body>
</html>